package com.momoc.mrpc.util;
import java.util.Map;
import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.lang.Nullable;
import org.springframework.stereotype.Component;
@Component
public class SpringContextUtil implements ApplicationContextAware {


    private static ApplicationContext applicationContext;

    /**
     * 实现ApplicationContextAware接口的回调方法。设置上下文环境
     *
     * @param applicationContext
     */
    @Override
    public void setApplicationContext(ApplicationContext applicationContext) {
        SpringContextUtil.applicationContext = applicationContext;
    }

    /**
     * @return ApplicationContext
     */
    public static ApplicationContext getApplicationContext() {
        return applicationContext;
    }

    /**
     * 根据名称获取对象
     * @param name
     * @return
     * @throws BeansException
     */
    public static Object getBean(String name) throws BeansException {
        return applicationContext.getBean(name);
    }

    /**
     * 根据类型获取对象
     * @param clazz
     * @return
     */
    public static <T> T getBean(Class<T> clazz){
        return applicationContext.getBean(clazz);
    }

    /**
     * 获取对象
     * @param clazz
     * @return
     */
    @SuppressWarnings({ "unchecked", "rawtypes" })
    public static  <T> Map<String, T> getBeansOfType(@Nullable Class<T> var1) {
        return applicationContext.getBeansOfType(var1);
    }



    /**
     * 获取当前项目运行环境
     * @return
     */
    public static String getRuntimeEnvironment(){
        return applicationContext.getEnvironment().getActiveProfiles()[0];
    }
}